Question

the product of glycolysis, pyruvic acid, is converted to ______ when oxygen is not available.
carbon dioxide
lactic acid
water
need help? review these concept resources.
rate your confidence to submit your answer.
high
medium
low
reading
© 2025 mcgraw hill. all rights reserved. privacy center terms of use

Explanation:

In the absence of oxygen, pyruvic acid produced by glycolysis undergoes fermentation. In lactic - acid fermentation, pyruvic acid is converted to lactic acid. Carbon dioxide and water are products of aerobic respiration, not the conversion of pyruvic acid in anaerobic conditions.

Answer:

lactic acid